Flow control regulators – ratio 1

Industrial Combustion

Product Details

  • Body and valve seat: cast iron G20
  • Valve seat: AISI 303
  • Valve stem: AISI 303
  • Diaphragms: nitrile rubber/nylon
  • Max. operating pressure: 140 mbar
  • Max. differential pressure: 36 mbar
  • Max. operating temperature: 65°C
  • Turn-down range: 10:1
  • Max. air signal: 36 mbar
  • Nominal air signal: 25 mbar
  • Min. air signal: 0.25 mbar
  • Accuracy: Low flow: ± 0.0/-0.1 mbar, full flow: ± 0.0/-1.0 mbar


FCR flow control regulators are double diaphragm spring balanced flow ratio control regulators that offer maximum control and fuel efficiency on gas-fired applications involving pre-heated air to the burners, or where burners fire against a varying back pressure.



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